Welch Two Sample t-test
data: c(1, 2, 3) and c(4, 5, 6)
t = -3.6742, df = 4, p-value = 0.02131
alternative hypothesis: true difference in means is not equal to 0
95 percent confidence interval:
-5.2669579 -0.7330421
sample estimates:
mean of x mean of y
2 5